Lu Li, Peng Zhuang, Chenbo Xie, Bangxin Wang, Kunming Xing. Laser frequency stabilization technology using temperature control and iodine absorption cell technology[J]. Infrared and Laser Engineering, 2021, 50(3): 20200289
- Infrared and Laser Engineering
- Vol. 50, Issue 3, 20200289 (2021)
Fig. 1. Principle of seed injection
Fig. 2. Measured frequency drift diagram of the main laser
Fig. 3. Picture of "water bath" temperature control box
Fig. 4. Effect of temperature change on laser frequency
Fig. 5. Frequency shift of the laser after adding temperature control
Fig. 6. Experimental device diagram of frequency stabilization system
Fig. 7. 1111 absorption line of iodine molecules at 70 ℃
Fig. 8. Picture of frequency stabilization system
Fig. 9. Relationship between PZT voltage of seed laser and laser frequency
Fig. 10. Frequency stabilization within 4 h
Fig. 11. Result of using frequency lock technology for 4 h
Fig. 12. Four consecutive observations results of radial wind velocity in the same direction
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